Pith Number

pith:DOAGBJQ6

pith:2012:DOAGBJQ62MTDRG5EKPY2RYZJDJ

not attested not anchored not stored refs pending

Direct Experimental Evidence of Metal-Mediated Etching of Suspended Graphene

Danil W. Boukhvalov, Konstantin S. Novoselov, Quentin M. Ramasse, Recep Zan, Ursel Bangert, Young-Woo Son

arxiv:1205.0838 v1 · 2012-05-04 · cond-mat.mes-hall · cond-mat.mtrl-sci · physics.chem-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DOAGBJQ62MTDRG5EKPY2RYZJDJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:49:45.419883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b8060a61ed326389ba453f1a8e3291a434354550ef04547083eae1aec70215b

Aliases

arxiv: 1205.0838 · arxiv_version: 1205.0838v1 · doi: 10.48550/arxiv.1205.0838 · pith_short_12: DOAGBJQ62MTD · pith_short_16: DOAGBJQ62MTDRG5E · pith_short_8: DOAGBJQ6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DOAGBJQ62MTDRG5EKPY2RYZJDJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1b8060a61ed326389ba453f1a8e3291a434354550ef04547083eae1aec70215b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56fc7a642ad2f252efe7d20bf5fcad37fa65d6e238fbc01ed6ff486cafbcd8a3",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-05-04T00:24:11Z",
    "title_canon_sha256": "2ff5c1ca6ffe047b10f9424849d87481f12ae6a0ce85c28fd1dc4db3b0fab31a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0838",
    "kind": "arxiv",
    "version": 1
  }
}